./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/locks/test_locks_6.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version c6eb4584 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/locks/test_locks_6.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fc492c809d432e4c3053fa8c39191c1c15ea4eea ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 22:20:22,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:20:22,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:20:22,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:20:22,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:20:22,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:20:22,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:20:22,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:20:22,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:20:22,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:20:22,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:20:22,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:20:22,538 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:20:22,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:20:22,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:20:22,545 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:20:22,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:20:22,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:20:22,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:20:22,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:20:22,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:20:22,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:20:22,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:20:22,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:20:22,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:20:22,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:20:22,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:20:22,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:20:22,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:20:22,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:20:22,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:20:22,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:20:22,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:20:22,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:20:22,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:20:22,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:20:22,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:20:22,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:20:22,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:20:22,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:20:22,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:20:22,599 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-16 22:20:22,626 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:20:22,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:20:22,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:20:22,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:20:22,632 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:20:22,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:20:22,634 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 22:20:22,634 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:20:22,634 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:20:22,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 22:20:22,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:20:22,637 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-16 22:20:22,637 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-16 22:20:22,637 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-16 22:20:22,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:20:22,638 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 22:20:22,638 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:20:22,638 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:20:22,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:20:22,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:20:22,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:20:22,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:20:22,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:20:22,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:20:22,641 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:20:22,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:20:22,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc492c809d432e4c3053fa8c39191c1c15ea4eea [2019-11-16 22:20:23,092 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:20:23,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:20:23,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:20:23,118 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:20:23,121 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:20:23,122 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/locks/test_locks_6.c [2019-11-16 22:20:23,226 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a21c6993/05e358d733f34b57b9ca6c6fc41b353a/FLAG47590c8ec [2019-11-16 22:20:23,925 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:20:23,926 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/locks/test_locks_6.c [2019-11-16 22:20:23,938 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a21c6993/05e358d733f34b57b9ca6c6fc41b353a/FLAG47590c8ec [2019-11-16 22:20:24,287 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a21c6993/05e358d733f34b57b9ca6c6fc41b353a [2019-11-16 22:20:24,292 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:20:24,297 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-16 22:20:24,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:20:24,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:20:24,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:20:24,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:20:24" (1/1) ... [2019-11-16 22:20:24,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4fb4c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:24, skipping insertion in model container [2019-11-16 22:20:24,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:20:24" (1/1) ... [2019-11-16 22:20:24,319 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:20:24,363 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:20:24,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:20:24,675 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:20:24,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:20:24,780 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:20:24,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:24 WrapperNode [2019-11-16 22:20:24,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:20:24,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:20:24,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:20:24,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:20:24,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:24" (1/1) ... [2019-11-16 22:20:24,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:24" (1/1) ... [2019-11-16 22:20:24,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:24" (1/1) ... [2019-11-16 22:20:24,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:24" (1/1) ... [2019-11-16 22:20:24,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:24" (1/1) ... [2019-11-16 22:20:24,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:24" (1/1) ... [2019-11-16 22:20:24,833 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:24" (1/1) ... [2019-11-16 22:20:24,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:20:24,852 INFO L168 Benchmark]: Toolchain (without parser) took 545.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.5 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:20:24,853 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:20:24,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 493.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.2 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-16 22:20:24,865 INFO L168 Benchmark]: Boogie Preprocessor took 45.92 ms. Allocated memory is still 1.0 GB. Free memory was 997.2 MB in the beginning and 991.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 22:20:24,871 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 493.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.2 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 45.92 ms. Allocated memory is still 1.0 GB. Free memory was 997.2 MB in the beginning and 991.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...